Red-Sequence Evolution of Galaxy Clustersbackground.uchicago.edu/.../Khullar_redseq_spt_des.pdf ·...
Transcript of Red-Sequence Evolution of Galaxy Clustersbackground.uchicago.edu/.../Khullar_redseq_spt_des.pdf ·...
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Red-SequenceEvolutionofGalaxyClusters
withLindseyBleem andMikeGladdersKICP,UniversityofChicago
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Outline:AstrophysicsandCosmology
• Motivation• SPT,DESProjects• ADESClassProjectIllustration,Autumn2016,UniversityofChicago
• CosmologywithGalaxyClusters– Membership,Richness,Mass• Thiswork
• Datasets• Datacuts – selectionfunctions• Analysis
• RedSequenceEvolutioninmotion
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A.Kravtsov
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Gladders etal.– RedSequenceClusterSurvey
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Concepts:AnOverview
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HaloMassFunction
Boucquet etal.
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CurrentConstraints
WtG,Allen,Mantz etal SPT,deHaan etal.2017
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SPT-SZCosmology
Bleem etal.2015
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SPT-SZCosmology
deHaan etal.2017
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ThisWork
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DESRedMapper GalaxyClusters
DESRedmapper
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Example:SPTClusterinDES
GK
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Distributionincolor-magnitudespace:1ClusterTile
Mr r-z
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GK
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Backgroundcontamination
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Finalproduct:RedSequenceEvolutionwithz
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GKetal.2017